/*

Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016.  All rights reserved.

Contact:
     SYSTAP, LLC DBA Blazegraph
     2501 Calvert ST NW #106
     Washington, DC 20008
     licenses@blazegraph.com

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/
/*
 * Created on Feb 14, 2008
 */

package com.bigdata.btree;

/**
 * Iterator disallows {@link #remove()}.
 * 
 * @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
 * @version $Id$
 */
public class ReadOnlyEntryIterator<E> implements ITupleIterator<E> {

    private final ITupleIterator<E> src;
    
    /**
     * 
     */
    public ReadOnlyEntryIterator(final ITupleIterator<E> src) {
        
        this.src = src;
        
    }

    public ITuple<E> next() {
        
        return src.next();
        
    }

    public boolean hasNext() {
        
        return src.hasNext();
        
    }

    /**
     * Disallowed.
     * 
     * @throws UnsupportedOperationException
     *             always
     */
    public void remove() {
        
        throw new UnsupportedOperationException();
        
    }

}
